Home / 18,304.52-25,260.27-10,346.78

Finding the Fourth Proportional to 18,304.52, 25,260.27 and 10,346.78

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Solution

The fourth proportional to 18,304.52, 25,260.27 and 10,346.78 is: 14,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304.52 : 25,260.27 = 10,346.78 : x
  2. Step 2: Convert to fraction form
    18,304.52/25,260.27 = 10,346.78/x
  3. Step 3: Cross multiply
    18,304.52x = 25,260.27 × 10,346.78
  4. Step 4: Simplify right side
    18,304.52x = 261,362,456.43
  5. Step 5: Solve for x
    x = 261,362,456.43/18,304.52
  6. Step 6: Final answer
    x = 14,278.57

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.